257173440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3391}}^1$

素因数の和:3490

約数の個数: 112

約数和(自身を含む): 827105280

約数和(自身を除く): 569931840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 474, 480, 632, 790, 948, 960, 1185, 1264, 1580, 1896, 2370, 2528, 3160, 3391, 3792, 4740, 5056, 6320, 6782, 7584, 9480, 10173, 12640, 13564, 15168, 16955, 18960, 20346, 25280, 27128, 33910, 37920, 40692, 50865, 54256, 67820, 75840, 81384, 101730, 108512, 135640, 162768, 203460, 217024, 267889, 271280, 325536, 406920, 535778, 542560, 651072, 803667, 813840, 1071556, 1085120, 1339445, 1607334, 1627680, 2143112, 2678890, 3214668, 3255360, 4018335, 4286224, 5357780, 6429336, 8036670, 8572448, 10715560, 12858672, 16073340, 17144896, 21431120, 25717344, 32146680, 42862240, 51434688, 64293360, 85724480, 128586720, 257173440]

約数ペア:

[(1, 257173440), (2, 128586720), (3, 85724480), (4, 64293360), (5, 51434688), (6, 42862240), (8, 32146680), (10, 25717344), (12, 21431120), (15, 17144896), (16, 16073340), (20, 12858672), (24, 10715560), (30, 8572448), (32, 8036670), (40, 6429336), (48, 5357780), (60, 4286224), (64, 4018335), (79, 3255360), (80, 3214668), (96, 2678890), (120, 2143112), (158, 1627680), (160, 1607334), (192, 1339445), (237, 1085120), (240, 1071556), (316, 813840), (320, 803667), (395, 651072), (474, 542560), (480, 535778), (632, 406920), (790, 325536), (948, 271280), (960, 267889), (1185, 217024), (1264, 203460), (1580, 162768), (1896, 135640), (2370, 108512), (2528, 101730), (3160, 81384), (3391, 75840), (3792, 67820), (4740, 54256), (5056, 50865), (6320, 40692), (6782, 37920), (7584, 33910), (9480, 27128), (10173, 25280), (12640, 20346), (13564, 18960), (15168, 16955)]